Compute the logical and ink extents of a glyph string.
See the documentation for pango.font.Font.getGlyphExtents for details about the interpretation of the rectangles.
Examples of logical (red) and ink (green) rects:
a pango.font.Font
rectangle used to store the extents of the glyph string as drawn
rectangle used to store the logical extents of the glyph string
Compute the logical and ink extents of a glyph string.
See the documentation for pango.font.Font.getGlyphExtents for details about the interpretation of the rectangles.
Examples of logical (red) and ink (green) rects: